PAX Linux Stack Guard memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in PAX Linux. It has been declared as critical. This affects an unknown function of the component Stack Guard. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2017-1000377. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in PAX Linux (version now known). This vulnerability affects some unknown processing of the component Stack Guard. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in the size of the default stack guard page on PAX Linux (originally from GRSecurity but shipped by other Linux vendors), specifically the default stack guard page is not sufficiently large and can be "jumped" over (the stack guard page is bypassed), this affects PAX Linux Kernel versions as of June 19, 2017 (specific version information is not available at this time).

The bug was discovered 06/19/2017. The weakness was disclosed 06/19/2017 with Qualys (Website). The advisory is available at access.redhat.com. This vulnerability was named CVE-2017-1000377 since 06/19/2017. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99129†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/19/2017 🔍
06/19/2017 +0 days 🔍
06/19/2017 +0 days 🔍
06/19/2017 +0 days 🔍
06/19/2017 +0 days 🔍
06/20/2017 +1 days 🔍
12/29/2020 +1288 days 🔍

Sourcesinfo

Advisory: access.redhat.com
Researcher: Qualys Research Labs
Organization: Qualys
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-1000377 (🔍)
GCVE (CVE): GCVE-0-2017-1000377
GCVE (VulDB): GCVE-100-102682
SecurityFocus: 99129 - PAX Linux CVE-2017-1000377 Security Bypass Vulnerability

Entryinfo

Created: 06/20/2017 08:09
Updated: 12/29/2020 09:51
Changes: 06/20/2017 08:09 (56), 10/19/2019 09:26 (5), 12/29/2020 09:51 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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